steel wire with spiral ribs 1.Size:3.0- ... S:1470Mpa-1860Mpa 4.Surface:helix,plain,indented Steel Wire with Spiral Ribs Name Dia. Tensile Strength Standard ... pc Wire 3.0mm - 9.0mm1470Mpa-1860MpaGB5223, AS1310, ASTM , ... railroad, high-way bridges, buildings trusses, overhead crane beams industrial and civil prefabricated concrete floor, wall board, tubular piles ...